Home / 2,858,856.76-3,945,194.94-1,569,685.78

Finding the Fourth Proportional to 2,858,856.76, 3,945,194.94 and 1,569,685.78

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Solution

The fourth proportional to 2,858,856.76, 3,945,194.94 and 1,569,685.78 is: 2,166,151.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,858,856.76 : 3,945,194.94 = 1,569,685.78 : x
  2. Step 2: Convert to fraction form
    2,858,856.76/3,945,194.94 = 1,569,685.78/x
  3. Step 3: Cross multiply
    2,858,856.76x = 3,945,194.94 × 1,569,685.78
  4. Step 4: Simplify right side
    2,858,856.76x = 6,192,716,396,645.95
  5. Step 5: Solve for x
    x = 6,192,716,396,645.95/2,858,856.76
  6. Step 6: Final answer
    x = 2,166,151.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.